A shadowy figure is being called a "person of interest" by police in connection with the brutal double murder of a dentist ...

Nine months before dentist Spencer Tepe and his wife Monique were murdered, a woman called 911 from their home, then hung up.

Dr. Spencer Tepe, a 37-year-old dentist, and his wife Monique were about to celebrate their fifth wedding anniversary when they were murdered in the home where they were married.

Harlan Coben is one of the world's most popular mystery writers known for coming up with a twist that fans don't see coming. Now, he's turning his attention to true crime with a new series, "Harlan ...